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Hypoxia under normal pressure 常压耐缺氧时间
This experiment can be done under normal pressure. 这个实验在常压条件下进行即可。
Eventually, the hose springs a leak or ruptures under normal pressure. 最后在正常压力下热水管产生裂缝或破裂.
The process of melting HNS by blowing NH3 under normal pressure requires moderate content of [O],[S] in molten metal. 吹NH3条件下，钢液中保持一定量的氧、硫表面活性元素，有利于氮的吸收。
The preparation of trimesic from mesitylene by air in a liquid-phase oxidation under normal pressure was studied. 介绍以均三甲苯为原料,采用液相空气氧化法制取均苯三酸的工艺方法。
Preparation of trimesic from mesitylene in liquid phase oxidation by air under normal pressure was studied. 介绍以均三甲苯为原料,采用液相空气氧化法制取均苯三酸的工艺方法。
Vanadium nitride was synthesized by microwave high temperature furnace carbothermal reduction nitridation under normal pressure. 利用微波高温炉常压碳热还原渗氮法制备了氮化钒,并进行了试生产。
Optimization of catalysts and experimental conditions in catalytic wet oxidation(CWO) under normal pressure and temperature was studied. 研究了湿式催化氧化法在处理难降解有机废水中催化剂的选择和实验条件的优化。
MAl2O3 catalyst for vapourphase hydrogenation of citronellal to citronellol under normal pressure have been studied in a continuous flow and fixedbed micro reactor. 采用连续流动微型固定床反应装置，研究了M催化剂对香茅醛在常压下气相加氢制香茅醇的反应。
In this paper,a method of synthesis of diisopropyl ether(DIPE) from iospropanol (IPA) with a macroporous cation exchange resin catalyst,D006 under normal pressure is discussed. 以异丙醇为原料，在常压下以大孔强酸性阳离子交换树脂D006为催化剂，在固定床反应器中制取异丙醚。
Two questions of catalytic wet oxidation(CWO)under normal pressure have been studied:the selection of catalysts and the optimization of experimental conditions. 研究了湿式催化氧化法(CWO)处理高浓度有机废水中催化剂的选择和实验条件的优化。
N,N-diethylaniline can be synthesized under normal pressure by the synthetic reaction of aniline with bromoethane by using tetrabutylammonium chloride as phase transfer catalyst. 以四丁基氯化铵作相转移催化剂,可在常压下由苯胺和溴乙烷合成N,N-二乙基苯胺。
The preparation process of trimesic from mesitylene by air in a liquid phase oxidation under normal pressure with the catalysis of cobalt acetate and sodium bromide was studied. 研究了在常压下,以醋酸钴和溴化钠为催化体系,均三甲苯液相空气氧化制备均苯三甲酸的反应工艺。
In this paper, SBS latex was prepared by adding some surfactants to the SBS solution.SBS emulsion was hydrogenated under normal pressure with N2H4/H2O2/catalyst system. 摘要SBS溶液通过添加乳化剂制备成乳液，用N2H4/H2O2/催化剂体系对SBS胶乳进行常压氢化。
The alkylation of phenol with MTBE to synthesis of 2,4-di-tert-butylphenol(2,4-DTBP) has been studied on HY type catalysts in a continuous flow fixed bed reactor under normal pressure. 首次以甲基叔丁基醚(MTBE)为烷基化剂,在HY分子筛催化剂上与苯酚烷基化合成对叔丁基和2,4-二叔丁基苯酚(2,4-DTBP)的反应规律进行了研究。
Investigations: The skull and chest x-ray pictures were normal. An EEG showed a slow-wave focus in the right frontotemporal region. The CSF was under normal pressure with a protein of 20mg./100ml. 临床检查:头颅和胸部X线照片所见正常。胸电图表明,其右侧额颞区有慢波灶。脑脊液压力正常,蛋白量为20mg/100ml。
LPS, which is used as feed stock to synthesize PCS under normal pressure at high temperature, is composed of the backbone structure of polysilane (Si-Si) and PCS (Si-C). Active group Si-H in the chain can easily react with double bonds by hydrosilication. 高温常压法合成PCS的原料LPS含有聚硅烷(Si-Si)与聚碳硅烷(Si-C)的主链结构,链中活泼的Si-H基团与烯键容易发生硅氢化反应。
The water displacement experiment of Carboniferous gas showed that under normal pressure natural gas in subsurface reservoir is difficult to migrate into minor pores and displaced water out the pores in reservoir. 石炭系储层气驱水实验表明，岩石渗透率与驱替后残余水饱和度呈负相关指数关系。
Result:Radix Rosa Laevigata alcohol extract prolonged not only the duration of tolerance to anoxia under normal pressures,but under th... 结果:金樱根醇提取液明显延长小鼠常压缺氧、特异性心肌缺氧、脑缺血缺氧及游泳的存活时间。
Silica aerosol particulates with excellent properties were prepared by way of sol-gel process under normal pressure with formamide as catalust and waterglass as gel pioneer population. 采用甲酰胺作为反应催化剂,水玻璃作为凝胶先驱体,利用溶胶凝胶法在常压下制备出了性能优良的硅石气凝胶微粒,原材料便宜,合成工艺简单。